860545 has 16 divisors (see below), whose sum is σ = 1232640. Its totient is φ = 563904.

The previous prime is 860543. The next prime is 860569. The reversal of 860545 is 545068.

It is a cyclic number.

It is not a de Polignac number, because 860545 - 2¹ = 860543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (860543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271 + ... + 1339.

It is an arithmetic number, because the mean of its divisors is an integer number (77040).

2⁸⁶⁰⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

860545 is a deficient number, since it is larger than the sum of its proper divisors (372095).

860545 is a wasteful number, since it uses less digits than its factorization.

860545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 860545 is about 927.6556473175. The cubic root of 860545 is about 95.1169381776.

The spelling of 860545 in words is "eight hundred sixty thousand, five hundred forty-five".